Pith Number

pith:AY53H2WD

pith:2013:AY53H2WD52UTVWDFZ2SWQQFS7U

not attested not anchored not stored refs pending

One-Dimensional Navier-Stokes Finite Element Flow Model

Taha Sochi

arxiv:1304.2320 v1 · 2013-04-08 · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AY53H2WD52UTVWDFZ2SWQQFS7U}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:28:43.413371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

063bb3eac3eea93ad865cea56840b2fd1673d6ef45568dc8e1c405ecb85d5b77

Aliases

arxiv: 1304.2320 · arxiv_version: 1304.2320v1 · doi: 10.48550/arxiv.1304.2320 · pith_short_12: AY53H2WD52UT · pith_short_16: AY53H2WD52UTVWDF · pith_short_8: AY53H2WD

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/AY53H2WD52UTVWDFZ2SWQQFS7U \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 063bb3eac3eea93ad865cea56840b2fd1673d6ef45568dc8e1c405ecb85d5b77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "587783b3e58b671e33221c7ef390b9495bde520a68adc62d8b76441077af8924",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-04-08T19:20:22Z",
    "title_canon_sha256": "3319569206ba7d67e35cba17ea92cb39148630814cf63008eb44fb3298e34520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2320",
    "kind": "arxiv",
    "version": 1
  }
}